There are
2,430 mi
from Clearwater, FL to Rexburg, ID
That's the driving distance. It would take 1 day 20 hours to go from Clearwater, Florida to Rexburg, Idaho.
The flight distance (direct flight from Clearwater, FL to Rexburg, ID) is 1,941.49 mi.
2,430 mi = 3,911.21 kms